Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Texas Instruments
Texas Instruments: Investigating Acid Strength
This activity allows students a hands-on opportunity to discover why different acids with the same molar concentration have different pH and the opportunity to investigate the effects of acid dilution on pH.